This sudden policy change was a brutal shock to traders. For weeks, market speculation about a broad, all-encompassing tariff had fueled a rally, sending COMEX copper futures to record highs. Traders, ...

Aurubis says it expects the higher contributions from sulfuric acid, copper products and metals to continue for the rest of ...

Since June, aluminum metal shipped to the US, where smelters face higher electricity bills than copper producers, has ...